Radon

Radon (Rn)

hemijski element s atomskim brojem 86
Atomic Number86
Atomic Weight222
Maseni broj193
Group18
Period6
Blockp
Proton86 p+
Neutron107 n0
Elektron86 e-
Animated Bohrov model atoma of Rn (Radon)

Physical Property

Atomski Radijus
Molarni volumen
covalent radius
142 pm
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waalsov radijus
220 pm
gustoća
0,009074 g/cm³

Chemical Property

energija
proton affinity
electron affinity
ionization energy
10,7485 eV/particle
ionization energy of Rn (Radon)
Toplota isparavanja
18,1 kJ/mol
toplota topljenja
standard enthalpy of formation
Elektron
electron shell2, 8, 18, 32, 18, 8
Bohrov model atoma: Rn (Radon)
Valentni elektron8
Lewis structure: Rn (Radon)
electron configuration[Xe] 4f14 5d10 6s2 6p6
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d10 6s2 6p6
Enhanced Bohrov model atoma of Rn (Radon)
Orbital Diagram of Rn (Radon)
oksidacijsko stanje2, 6
Elektronegativnost
Electrophilicity Index
fundamental state of matter
agregatno stanjeGas
gaseous state of matterMonoatomic
Boiling Point
211,45 K
Melting Point
202,15 K
critical pressure
6,28 MPa
Kritična temperatura
377,15 K
Trojna tačka
appearance
boja
Colorless
appearancecolorless gas, occasionally glows green or red in discharge tubes
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
0,0036 W/(m K)
thermal expansion
molar heat capacity
20,786 J/(mol K)
Specific Heat Capacity
0,094 J/(g⋅K)
heat capacity ratio5/3
electrical properties
type
Specifična električna provodljivost
electrical resistivity
Superprovodljivost
Magnetizam
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal Structure (FCC)
lattice constant
Lattice Angles
mechanical property
Tvrdoća
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Brzina zvuka
klasifikacija
CategoryNoble gases, Noble gases
CAS GroupVIII
IUPAC GroupVIIIA
Glawe Number6
Mendeleev Number117
Pettifor Number6
Geochemical ClassU/Th decay series
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
35 ± 2 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
0,7
Neutron Mass Absorption
Kvantni brojevi1S0
space group ()

Isotopes of Radon

Stable Isotopes0
Unstable Isotopes39
Natural Isotopes0

193Rn

Maseni broj193
broj neutrona107
relative atomic mass
193,009707973 ± 0,000026958 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,15 ± 0,27 ms
spin3/2
nuclear quadrupole moment
datum otkrića2006
parity-

decay modeintensity
α (α emission)100%

194Rn

Maseni broj194
broj neutrona108
relative atomic mass
194,006145636 ± 0,000017884 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
780 ± 160 us
spin0
nuclear quadrupole moment
0
datum otkrića2006
parity+

decay modeintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

195Rn

Maseni broj195
broj neutrona109
relative atomic mass
195,005421703 ± 0,000055487 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7 ± 3 ms
spin3/2
nuclear quadrupole moment
datum otkrića2001
parity-

decay modeintensity
α (α emission)100%

196Rn

Maseni broj196
broj neutrona110
relative atomic mass
196,002120431 ± 0,000015087 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,7 ± 1,1 ms
spin0
nuclear quadrupole moment
0
datum otkrića1995
parity+

decay modeintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

197Rn

Maseni broj197
broj neutrona111
relative atomic mass
197,001621446 ± 0,000017383 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
54 ± 6 ms
spin3/2
nuclear quadrupole moment
datum otkrića1995
parity-

decay modeintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

198Rn

Maseni broj198
broj neutrona112
relative atomic mass
197,998679197 ± 0,000014406 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
64,4 ± 1,6 ms
spin0
nuclear quadrupole moment
0
datum otkrića1984
parity+

decay modeintensity
α (α emission)93%
β+ (β+ decay; β+ = ϵ + e+)

199Rn

Maseni broj199
broj neutrona113
relative atomic mass
198,998325436 ± 0,000007833 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
590 ± 30 ms
spin3/2
nuclear quadrupole moment
datum otkrića1980
parity-

decay modeintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

200Rn

Maseni broj200
broj neutrona114
relative atomic mass
199,995705335 ± 0,000006217 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,09 ± 0,16 s
spin0
nuclear quadrupole moment
0
datum otkrića1971
parity+

decay modeintensity
α (α emission)92%
β+ (β+ decay; β+ = ϵ + e+)

201Rn

Maseni broj201
broj neutrona115
relative atomic mass
200,995590511 ± 0,000010865 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7 ± 0,4 s
spin3/2
nuclear quadrupole moment
datum otkrića1967
parity-

decay modeintensity
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

202Rn

Maseni broj202
broj neutrona116
relative atomic mass
201,993263982 ± 0,000018808 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
9,7 ± 0,1 s
spin0
nuclear quadrupole moment
0
datum otkrića1967
parity+

decay modeintensity
α (α emission)78%
β+ (β+ decay; β+ = ϵ + e+)

203Rn

Maseni broj203
broj neutrona117
relative atomic mass
202,993361155 ± 0,000006242 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
44,2 ± 1,6 s
spin3/2
nuclear quadrupole moment
datum otkrića1967
parity-

decay modeintensity
α (α emission)66%
β+ (β+ decay; β+ = ϵ + e+)34%

204Rn

Maseni broj204
broj neutrona118
relative atomic mass
203,991443729 ± 0,000007991 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,242 ± 0,023 m
spin0
nuclear quadrupole moment
0
datum otkrića1967
parity+

decay modeintensity
α (α emission)72.4%
β+ (β+ decay; β+ = ϵ + e+)

205Rn

Maseni broj205
broj neutrona119
relative atomic mass
204,991723228 ± 0,000005453 Da
g-factor
0,3192 ± 0,00064
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
170 ± 4 s
spin5/2
nuclear quadrupole moment
0,062 ± 0,006
datum otkrića1967
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)75.4%
α (α emission)24.6%

206Rn

Maseni broj206
broj neutrona120
relative atomic mass
205,990195409 ± 0,000009223 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,67 ± 0,17 m
spin0
nuclear quadrupole moment
0
datum otkrića1954
parity+

decay modeintensity
α (α emission)62%
β+ (β+ decay; β+ = ϵ + e+)38%

207Rn

Maseni broj207
broj neutrona121
relative atomic mass
206,990730224 ± 0,00000509 Da
g-factor
0,32496 ± 0,00064
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
9,25 ± 0,17 m
spin5/2
nuclear quadrupole moment
0,22 ± 0,02
datum otkrića1954
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)79%
α (α emission)21%

208Rn

Maseni broj208
broj neutrona122
relative atomic mass
207,989634513 ± 0,00001091 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
24,35 ± 0,14 m
spin0
nuclear quadrupole moment
0
datum otkrića1955
parity+

decay modeintensity
α (α emission)62%
β+ (β+ decay; β+ = ϵ + e+)38%

209Rn

Maseni broj209
broj neutrona123
relative atomic mass
208,990401389 ± 0,000010692 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
28,8 ± 1 m
spin5/2
nuclear quadrupole moment
datum otkrića1952
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)83%
α (α emission)17%

210Rn

Maseni broj210
broj neutrona124
relative atomic mass
209,989688862 ± 0,000004892 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,4 ± 0,1 h
spin0
nuclear quadrupole moment
0
datum otkrića1952
parity+

decay modeintensity
α (α emission)96%
β+ (β+ decay; β+ = ϵ + e+)

211Rn

Maseni broj211
broj neutrona125
relative atomic mass
210,990600767 ± 0,000007314 Da
g-factor
1,1968 ± 0,0024
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
14,6 ± 0,2 h
spin1/2
nuclear quadrupole moment
0
datum otkrića1952
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)72.6%
α (α emission)27.4%

212Rn

Maseni broj212
broj neutrona126
relative atomic mass
211,990703946 ± 0,000003338 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
23,9 ± 1,2 m
spin0
nuclear quadrupole moment
0
datum otkrića1950
parity+

decay modeintensity
α (α emission)100%

213Rn

Maseni broj213
broj neutrona127
relative atomic mass
212,993885147 ± 0,000003618 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
19,5 ± 0,1 ms
spin9/2
nuclear quadrupole moment
datum otkrića1967
parity+

decay modeintensity
α (α emission)100%

214Rn

Maseni broj214
broj neutrona128
relative atomic mass
213,99536265 ± 0,000009862 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
259 ± 3 ns
spin0
nuclear quadrupole moment
0
datum otkrića1970
parity+

decay modeintensity
α (α emission)100%

215Rn

Maseni broj215
broj neutrona129
relative atomic mass
214,998745037 ± 0,000006538 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,3 ± 0,1 us
spin9/2
nuclear quadrupole moment
datum otkrića1952
parity+

decay modeintensity
α (α emission)100%

216Rn

Maseni broj216
broj neutrona130
relative atomic mass
216,000271942 ± 0,000006192 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
29 ± 4 us
spin0
nuclear quadrupole moment
0
datum otkrića1949
parity+

decay modeintensity
α (α emission)100%

217Rn

Maseni broj217
broj neutrona131
relative atomic mass
217,003927632 ± 0,000004506 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
593 ± 38 us
spin9/2
nuclear quadrupole moment
datum otkrića1949
parity+

decay modeintensity
α (α emission)100%

218Rn

Maseni broj218
broj neutrona132
relative atomic mass
218,005601123 ± 0,000002486 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
33,75 ± 0,15 ms
spin0
nuclear quadrupole moment
0
datum otkrića1948
parity+

decay modeintensity
α (α emission)100%

219Rn

Maseni broj219
broj neutrona133
relative atomic mass
219,009478683 ± 0,000002254 Da
g-factor
-0,17596 ± 0,00048
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,96 ± 0,01 s
spin5/2
nuclear quadrupole moment
1,15 ± 0,12
datum otkrića1903
parity+

decay modeintensity
α (α emission)100%

220Rn

Maseni broj220
broj neutrona134
relative atomic mass
220,011392443 ± 0,000001947 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
55,6 ± 0,1 s
spin0
nuclear quadrupole moment
0
datum otkrića1900
parity+

decay modeintensity
α (α emission)100%
(double β decay)

221Rn

Maseni broj221
broj neutrona135
relative atomic mass
221,015535637 ± 0,000006134 Da
g-factor
-0,0057428571428571 ± 0,00017142857142857
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
25,7 ± 0,5 m
spin7/2
nuclear quadrupole moment
-0,47 ± 0,05
datum otkrića1956
parity+

decay modeintensity
β (β decay)78%
α (α emission)22%

222Rn

Maseni broj222
broj neutrona136
relative atomic mass
222,017576017 ± 0,000002086 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,8215 ± 0,0002 d
spin0
nuclear quadrupole moment
0
datum otkrića1899
parity+

decay modeintensity
α (α emission)100%

223Rn

Maseni broj223
broj neutrona137
relative atomic mass
223,021889283 ± 0,000008397 Da
g-factor
-0,22057142857143 ± 0,0022857142857143
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
24,3 ± 0,4 m
spin7/2
nuclear quadrupole moment
0,8 ± 0,08
datum otkrića1964
parity+

decay modeintensity
β (β decay)100%
α (α emission)

224Rn

Maseni broj224
broj neutrona138
relative atomic mass
224,024095803 ± 0,000010536 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
107 ± 3 m
spin0
nuclear quadrupole moment
0
datum otkrića1964
parity+

decay modeintensity
β (β decay)100%

225Rn

Maseni broj225
broj neutrona139
relative atomic mass
225,028485572 ± 0,000011958 Da
g-factor
-0,198 ± 0,0022857142857143
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,66 ± 0,04 m
spin7/2
nuclear quadrupole moment
0,84 ± 0,08
datum otkrića1969
parity-

decay modeintensity
β (β decay)100%

226Rn

Maseni broj226
broj neutrona140
relative atomic mass
226,03086138 ± 0,000011247 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7,4 ± 0,1 m
spin0
nuclear quadrupole moment
0
datum otkrića1969
parity+

decay modeintensity
β (β decay)100%

227Rn

Maseni broj227
broj neutrona141
relative atomic mass
227,035304393 ± 0,000015127 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
20,2 ± 0,4 s
spin3/2
nuclear quadrupole moment
datum otkrića1986
parity+

decay modeintensity
β (β decay)100%

228Rn

Maseni broj228
broj neutrona142
relative atomic mass
228,037835415 ± 0,000018977 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
65 ± 2 s
spin0
nuclear quadrupole moment
0
datum otkrića1989
parity+

decay modeintensity
β (β decay)100%

229Rn

Maseni broj229
broj neutrona143
relative atomic mass
229,042257272 ± 0,000014 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
11,9 ± 1,3 s
spin5/2
nuclear quadrupole moment
datum otkrića2009
parity+

decay modeintensity
β (β decay)100%

230Rn

Maseni broj230
broj neutrona144
relative atomic mass
230,045271 ± 0,000215 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića2010
parity+

decay modeintensity
β (β decay)

231Rn

Maseni broj231
broj neutrona145
relative atomic mass
231,049973 ± 0,000322 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
datum otkrića2010
parity+

decay modeintensity
β (β decay)
Radon water apparatus P1120815.JPG
Radon spectrum visible

historija

otkrivač ili izumiteljFredrich Ernst Dorn
mjesto otkrićaGermany
datum otkrića1898
EtimologijaVariation of the name of another element, radium.
pronunciationRAY-don (engleski)

izvor

Abundance
Abundance in Earth's crust
0,0000000000004 mg/kg
natural abundance (okean)
0,0000000000000006 mg/L
natural abundance (ljudsko tijelo)
natural abundance (Meteoroidi)
natural abundance (Sunce)
Abundance in Universe
0 %

Nuclear Screening Constants

1s1.6659
2p4.562
2s22.5864
3d13.4027
3p23.7194
3s24.9149
4d38.0572
4f37.6688
4p36.6988
4s35.85
5d58.647
5p54.029
5s52.107
6p69.9242
6s67.676